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Ubuntu 20.04 LTS USN-5969-1 Critical: gif2apng Denial Of Service

Several security issues were fixed in gif2apng.. =========================================================================Ubuntu Security Notice USN-5969-1 March 23, 2023 gif2apng vulnerabilities ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 ESM Summary: Several security issues were fixed in gif2apng. Software Description: - gif2apng: tool for converting animated GIF images to APNG format Details: It was discovered that gif2apng contained multiple heap-base overflows. An attacker could potentially exploit this to cause a denial of service (system crash). (CVE-2021-45909, CVE-2021-45910, CVE-2021-45911) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: gif2apng 1.9+srconly-3ubuntu0.1 Ubuntu 18.04 LTS: gif2apng 1.9+srconly-2ubuntu0.1 Ubuntu 16.04 ESM: gif2apng 1.7-3ubuntu0.1~esm1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5969-1 CVE-2021-45909, CVE-2021-45910, CVE-2021-45911 Package Information: https://launchpad.net/ubuntu/+source/gif2apng/1.9+srconly-3ubuntu0.1 https://launchpad.net/ubuntu/+source/gif2apng/1.9+srconly-2ubuntu0.1 . Numerous security flaws addressed in gif2apng for Ubuntu, improving system reliability and mitigating denial of service threats.. Ubuntu Security,gif2apng exploit,heap overflow fix. . Severity: Critical. LinuxSecurity.com Team

Calendar 2 Mar 23, 2023 Critical Ubuntu
197

Debian 9: DLA-2937-1 Critical: gif2apng Buffer Overflow Exploits

Three issues have been discovered in gif2apng: tool for converting animated GIF images to APNG format. CVE-2021-45909: . - ------------------------------------------------------------------------- Debian LTS Advisory DLA-2937-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/lts/security/ Anton Gladky March 07, 2022 https://wiki.debian.org/LTS - ------------------------------------------------------------------------- Package : gif2apng Version : 1.9+srconly-2+deb9u2 CVE ID : CVE-2021-45909 CVE-2021-45910 CVE-2021-45911 Three issues have been discovered in gif2apng: tool for converting animated GIF images to APNG format. CVE-2021-45909: heap-based buffer overflow vulnerability in the DecodeLZW function. It allows an attacker to write a large amount of arbitrary data outside the boundaries of a buffer. CVE-2021-45910: heap-based buffer overflow within the main function. It allows an attacker to write data outside of the allocated buffer. CVE-2021-45911: heap based buffer overflow in processing of delays in the main function. For Debian 9 stretch, these problems have been fixed in version 1.9+srconly-2+deb9u2. We recommend that you upgrade your gif2apng packages. For the detailed security status of gif2apng please refer to its security tracker page at: https://security-tracker.debian.org/tracker/source-package/gif2apng Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS . Ubuntu Security Notice USN-4456-1 announces urgent gif2apng patches aimed at mitigating various memory corruption vulnerabilities.. Debian LTS Advisory,gif2apng security,buffer overflow fix,image format security. . Severity: Critical. LinuxSecurity.com Team

Calendar 2 Mar 07, 2022 Critical Debian LTS
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[{"id":483,"title":"Self-taught through trial and error","votes":552,"type":"x","order":1,"pct":78.63,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.27,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.84,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.25,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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